Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
The cumulative overall survival in patients treated with a combination of radiotherapy and sorafenib therapy (group RS, n=15) and those treated with sorafenib monotherapy (group S, n=47). The numbers below the X-axis indicate the number of patients at risk.
